Electromagnetic circuit-closing and circuit-breaking device.



r I v1,141517224.

A. PICK.

V'BELECTROMAGNETIC, cmcun CLOSING A1111 cmcun BREAKING DEVICE.

I COLUMBIA PLANOQRAPH co-. WASHINGTON. D. c.

APPLICAi'lON FILED 001. 16'. 1911.

Patented July 13,1915.

3 SHETS-SHEET l. I

Irwanlbz:

A. PICK.

ELECTROMAGNETIC cmcun CLOSING AND cmcun BREAKING DEVICE.

APPLHIATION FILED OCT. 16, 1911.

Patented July 13, 1915.

3 SHEETS- SHEET 2.

, .Ziwer 212:1:

A. PICK..

'. ELECTROMAGNETIC CIRCUIT CLOSING AND CIRCUIT BREAKING DE VICE.

APPLICATION FILED OCT. I6, 19H.

1, 146,734. Patented July 13, 1915. I 3 SHEETS-SHEET 3.

IIII

IIIII IIIII III CIJLUMBIA PLANOGRAPl-l :0 WASHINGTON, D. C.

nix qii onio," Assignon, BY iviEsNE AS IGN ENTSQ 'T Til-IE bdmooiviri iiz-ot cmxvmn vp omo; ACOBPORATION E nmcmomemm. IRCI-ItI- cLesINeiiiIiJ SGIR UIT BR AIQNG' DEVICE I 3 Q i S fiet oln of ttei faten {Patented uly 13;;1915;

' sefia1No.e 54,'7es

npyyardly. 3 is a similar View, Show ing" the c'o-actl-ng "contacts" mounted upon (1. B,B of Fig. 1, viewing downwardly. Fig.

- thd'stzitiontiry multiple break-contacts taken on the line CC "of Fig. 1,]view'ing 11pm m r and t e c n p rtsy y Bike heieieter of 'refeigenbe designate cor-1 in all ofthe figures;

fl Referring to "the first "sheet "of drawi gs,

in thisfczi'e isnot. homogeneousf .but has a sleeve 3 ot Anon-magnetic v material welded [in sifiehfw'mztnnef as to 'form' part of the "spdblj e hmgn tic ci cuit; e

4 designates plunger, movable inside i of meted-a f od'i6rh aid phin'ger'has near its oiltejr end eqcollai' 15, f0rming an abutment "o1f's top,f hen"br0ught into engagement With f the7dbwnwefdgextreinity of cup 44. Spring- H its low er position; g I e t e 'b;sit oiieda he loite'rend ofthe plunger lisetinginiiiltipl eon Ct heinbere v. N ltiple-contztotarrangement hold- Wli h fb m with' 'the cont cts po nsaid'o 'e ifig ooxitfct p'arts 52, Whioh are louil t'iip of illtip e bi' 'i iil d id'liztl st'tip e an iiisulatif g'fdijs k 53 im ii Contact-plants?) W l me? i t 'il g i id' Pl n er N758 elei ie d dt vh t' plun e tp V jeet's intoi'fe leeief 58"forme'd3 iv'ithin' the r rmv i j fiii f i enti l l f sid i th PP l i lrhe l i v ie ii elei "e qh s e ieiaig their insulating bloclr'taken' on the line is it 'tifensver se; sectional View,".illusti'ati1 g Sis a similar View, showingtheir fee-doting inotahle contacts taken on the line D Dyof-Fig; 1, viewing down l iiiti and-P r yvertical. t t n' hoii ihg the upper, reoiprooating e0ntact-- th j 13designate$a spooliorbobbin'of ironfwhich 2-"'de'sign zttes strips e'xtei ioi'ly'eonnecting the ends of the spool so je s to" form" at closed poo11, at the igper 'en'dlof'which is atv t g against collar 15 and zi'gainstthe faceofthe spool 1; thus holdingthe plunger disk separates the eonte'ct-p'artsffrom the pli'ln gei .A'Waehe 156'ind anut57 hold i casting fo r the p n pos e'of guidingthefll -10 s I exciting coil. ound .ons ool ,1, through" which the eon'trolledjeul rent is designed te the (other is' provided a sli0u1e1ei" with a similar shoulder Within the detent ,membenfas; shown 1 at .7 1. v7" is the ;.l 9"desighzttes ex'tefielf iren hers, ieonneeting 12 is 'a stationary" .pble rqectui' I cp tacflpa ts i74,lhe1 1 in position by means a' I screw m'embe f30f hetvi ee i ir sil ating i As I "will Tlatgr'izfilziih, lthis'felrrange'mexit sepves as an actuating relay foizestablishingm vement 35. is aYrO'd' attaehed to Qiiiiember, the' other endf'o f Which 'is iadapted ltd'slide iiisletfl iifi t prev nt the memb r i{fromrotitingf', '38g is-ge zinsuleting'bedyiseeurely attaphedl 7 ,1 t .st c ili ndfswitc anducbilfiwtt x2Q1 is afstetiqnary vpole, securely attached j to the :sp0011,;in a slot of which is "placed: -21, spring '33, being held in place by means of the cr ws eomiid 41; s-aidns'pring as ffI Will later fully explain, bases, its object the locking-end*uhlo'cking of the-floating I ingfig, ppQ ided-yyith suitable packing 68 used fern yqriousfgpurpesi es"in the p ush-button, provided" pertab for dpeningthe cii e itwhen' t j c' rrenm. Yer vc nd oi sj i 1 2 541) V I j H V u h t e' coil 7., Circuit may, b 't hereon" conta ps seeur eda by screw '37: V27 is an insulating 1 hen:the'

L niie i w t B e fi w r coil v 1 1131 55 teifiiiiniQ that inefiiiai uy 8'; I to a push-button P; Whereas the 'pOWe lea;

'separate, rand; are. rbec'conneete. -1

wlth the maehiriefor machines," .xtghg rent is i to be fcqnt olled by thisdviee, a whih&p6we1r-'1eads.inipmeticenmyb 'joih v such it manneras to 1 fibrin a unit cabl which may-fbejbroughtout througlilfihfb .Wzishi 6'91 a iidf a screw 70 by which rangement the cablemey behrought i-Thew rin a e fih wny n Meme-1,. liinowb, i dJtbiexpl Qpew on s lmy e ay t j et i i ing; hich se a ing switch end alitoih atie e teels Yes Ewell "as providing gefii eie l a'eertain'evei loadQ T wh n the iish sbilttont tpjmptlielow r -pq of b t eryBfm iidi he Qi hKQU HE Q l 1 ndu tmie d -@1.' $@i 1-0 mots 19,1. o'n 11w e'c bsed onwcfis 5, 2 qnduct lzf, t r ugh th vin i "oppgs it Pole i1 ejbat' e y 1' the 391111 6 9 il i fil fi i heme netic ci c i wt usxen sized, by. this-" l; ll w e. p n er i wardl nti sen eg m m is 'f we ni he 'on c ':W152

withithe fi circuiting ofthe coil 7.- this reason, the

' lines of forceof that.;circuitwill disappear, "and the plunger will bethrown outwardly bywhich the circuit'will be broken.

' In order to startthe, operation again, the

, pushbutton P, must be released, and spring "17' bythrowing'the plunger 11 outwardly,

* will; push the member 29 into its initial position and will beheld there and locked by spring33-{and in "order to place the machine gaill'inoperatiomthe pushrb'u'tton Pmust l ."Some "of i the features:herein iolescribed,,i

'f'b e1closed. It will be noted that the circuit I is broken only atthe multiple-break switch,

which in turn" is controlled aforesaid-cone tact parts shortcircuiti'ngthe operating coil, EThe arrangement of 1 parts "herein above q"described, affords'a'n extremely compact de- I; vice and saves jgconsiderable 7 space; and h weight", 01, I

1 I havenow; explainedlthe methods and; rinciples ofperating this-device, and have set'forth its general "purpose, 4:

maybeapplied to zvarious types of switches and, electricrcurrent Qc ntroIling-deVices,

Having now described in detail "the pre erred. embodiment. of my 7 inventioml claim as new, and desire to-secure'by Letters-Pat v ent,- the-followi ng:'' I combination' fwit11"-two "associated electrol. In -a device of the class 'jdeseribed, the

, magnets,},of switch-contacts "controllable by r 6 9 a e trb mag etsi 9 6 h ircuit through the otherinagnet, a resiliently actuated;shortcircuiting device provided for v shortcircuiting; the electro magnet icontrolw I lingnsaid switch contacts,-a trips-mechanism normally restraining the same, and means 'wherebysaid't'rip mechanism is adapted for,

i'actuationiby the 'secondelectro-magnet, sub

;-stantially'asjset forth.

xcb jie of this patent y e dreamed for 2..In a',device;;iof the class describe d,the

' f combination- 1withn langjincl'osing casing of fan armature, an 'electro-magnet for control- :ling said armature,{.;a relay device for con trolling vsaid electro -rmagnet, 'asecondary f electro-magnetic' switchingdevice adapted I to actuate said relay gdevice, multiple-breakontacts for;,said'electro-magnetic switching,

device and controllable thereby, trip-mecha nism also .'controllable thereby, and shunting contacts fonthe relay and means adapted to close said relay-shunting contacts by the I actuation of the trip, substantially as set f th 1, in ,7 i 3 "In a device "ofthe class described, the

combinationwith an electro-mag'netic relay and vits manually controlled circuit, of a ted therewith, and provided with a winding trip-mechanism, means whereby said tripwith, for controlling thev power circuit, its

circuit, sub- I c secondary electro-magnetic' switch associa- 6031 series relation with the controlled'circuit, s I multiple-break contacts also positioned said circuit, adapted to be maintainedclosed yduring-the,energization of said lwindin'g,.f j:

windings being'in 'seriesrelation with said circuit, a composite core-member controlled by the latter, multiple-breakv contacts 'thereon, governing the power-circuit, overload 7 switch-contacts for said secondary electro:

magneticswitch and means for'actuating the same-upontthe abnormal energization of the seriesxwindings including a float member, a resilient releasing member for the latter, a secondresilient member for automatically actuating saidfioat-member, said fioat-mem ctbercbeing {adapted to cocperate with said composite corefand said break-contacts to cause said. overloadcontacts to eifect the openingiof the circuit, substantiallyas set forth.

In testimony whereof I .do now aflix my signature in the, presence of two witnesses thisl29th day of September, 1911. i y

' ALFRED PICK- 14.

.j O. S. FE R s,

Witnesses'i a FRANKLIN SCHNEIDER.

five cents each byladdre ssing the Commissioner of l'atents,

Washington, D. 0. 

